package java7;

import java.util.Scanner;

public class Code088 {
	public static void main(String[] args) {
		System.out.println("请输入一个正整数");
		Scanner input = new Scanner(System.in);
		while(!input.hasNextInt()){
			System.out.println("二货！请重新输入一个正整数");
			input.next();
		}
		int num = input.nextInt();
		while(num<0){
			System.out.println("二货！请重新输入一个正整数");
			int snum = input.nextInt();
			num=snum;
		}
		for(int i=num,j=0;i>=0;i--,j++){
			System.out.println(j+"+"+i+"="+(j+i));
		}
	}
}
